GMW17548

Description / Abstract: GMW17548, 1st Edition, February 2017 - Polyetherimide + Polycarbonate Ester – Amorphous Blends

Material Description. This specification covers the properties of an engineering thermoplastic, natural or black, glass fiber reinforced, injection molding grade, pellet form, amorphous polyetherimide blended with a polycarbonate ester.

Symbols. The material abbreviation according to ISO 11469 is PEI-PCE.

Applicability. Typical applications include vacuum metalized lamp reflectors.

Remarks. This specification is broken into Types base upon heat deflection temperature (HDT).

• Type 1 – HDT ≥ 170 °C

• Type 2 – HDT ≥ 143 °C